No additional dependencies except Python 3.x interpreter are required.

Preferable way is to [Download] tarball with the signature:

    $ v=6.0
    $ fetch http://www.pygost.stargrave.org/pygost-$v.tar.zst
    $ fetch http://www.pygost.stargrave.org/pygost-$v.tar.zst.sig
    [Integrity] verify
    $ zstd -d <pygost-$v.tar.zst | tar xf -
    $ cd pygost-$v
    $ python setup.py install

You can obtain development source code with:
    git clone git://git.stargrave.org/pygost.git
You can also use URLs instead:
    anongit@master.git.stargrave.org:stargrave.org/pygost.git
    anongit@slave.git.stargrave.org:stargrave.org/pygost.git
    git://git.stargrave.org/pygost.git
    git://y.git.stargrave.org/pygost.git